4387760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4219}}^1$

素因数の和:4245

約数の個数: 40

約数和(自身を含む): 10988880

約数和(自身を除く): 6601120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4219, 8438, 16876, 21095, 33752, 42190, 54847, 67504, 84380, 109694, 168760, 219388, 274235, 337520, 438776, 548470, 877552, 1096940, 2193880, 4387760]

約数ペア:

[(1, 4387760), (2, 2193880), (4, 1096940), (5, 877552), (8, 548470), (10, 438776), (13, 337520), (16, 274235), (20, 219388), (26, 168760), (40, 109694), (52, 84380), (65, 67504), (80, 54847), (104, 42190), (130, 33752), (208, 21095), (260, 16876), (520, 8438), (1040, 4219)]